Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 4/RN 64/RN 16/RN 1/RN 4/RN 64/RN 16/RN 1/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is V1 / (V1 - V2) (V1 - V2) / V1 V1² / (V1² - V2²) (V1² - V2²) / V1² V1 / (V1 - V2) (V1 - V2) / V1 V1² / (V1² - V2²) (V1² - V2²) / V1² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The surface tension of mercury at normal temperature is __________ that of water. Lower than Higher than Same as None of these Lower than Higher than Same as None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of gravity of the volume of the liquid displaced is called None of the listed here Metacentre Centre of buoyancy Centre of pressure None of the listed here Metacentre Centre of buoyancy Centre of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. The saving in case of a double acting reciprocating pump is 0.488 0.848 0.884 0.392 0.488 0.848 0.884 0.392 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm² and a volume of 0.039 m3 at 150 kg/cm². The bulk modulus of elasticity of liquid is 40 × 10⁶ kg/cm² 40 × 10⁵ kg/cm² 400 kg/cm² 4000 kg/cm² 40 × 10⁶ kg/cm² 40 × 10⁵ kg/cm² 400 kg/cm² 4000 kg/cm² ANSWER DOWNLOAD EXAMIANS APP